Finding the Third Proportional to 410,613 and 877,972.50

Step by Step Solution

1. Step 1: Write the proportion equation
   410,613 : 877,972.50 = 877,972.50 : x
2. Step 2: Convert to fraction form
   410,613/877,972.50 = 877,972.50/x
3. Step 3: Cross multiply
   410,613x = 877,972.50 × 877,972.50
4. Step 4: Simplify right side
   410,613x = 770,835,710,756.25
5. Step 5: Solve for x
   x = 770,835,710,756.25/410,613
6. Step 6: Final answer
   x = 1,877,280.34